# RF IMD Test vs StemScriber

The clearest difference is in-app purchases: RF IMD Test at none against StemScriber's 3. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. StemScriber sells 3 in-app purchases, starting at $9.99 per month. RF IMD Test asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for RF IMD Test against 5.0 for StemScriber. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

## The numbers

| Metric | RF IMD Test | StemScriber |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/rf-imd-test/id6761567404/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/stemscriber/id6776461720/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 121 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JS Audio LLC](https://appshunter.io/developer/1890289921) | [Jeffrey Kozelski](https://appshunter.io/developer/6776461722) |

## What reviewers say

### RF IMD Test

[App page](https://appshunter.io/ios/app/rf-imd-test/id6761567404)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### StemScriber

[App page](https://appshunter.io/ios/app/stemscriber/id6776461720)

This music app isolates individual instruments from songs, allowing users to slow down playback without altering pitch. It also provides chord charts and a built-in tuner to aid in learning and practicing music.

**Highlights:** Isolate any instrument, Slow down tempo without pitch change, Generate chord charts, Built-in tuner and fretboard, Practice music by ear

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $9.99 | per month |
| Pro Annual | $89.99 | per year |
| StemScriber Lifetime | $199.99 | one-time |


## Frequently asked questions

### Is RF IMD Test free?

RF IMD Test is free to download, with no in-app purchases.

### Is StemScriber free?

StemScriber is free to download, with in-app purchases available.

### Which has better reviews, RF IMD Test or StemScriber?

RF IMD Test and StemScriber are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do RF IMD Test or StemScriber have ads?

Neither RF IMD Test nor StemScriber shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*